# Commission Regulation (EU) No 814/2013 of 2 August 2013 implementing Directive 2009/125/EC of the European Parliament and of the Council with regard to ecodesign requirements for water heaters and hot water storage tanks (Text with EEA relevance), Division 2.1: Requirement for standing loss

Extent: E+W+S+N.I.

From 26 September 2017 the standing loss S of hot water storage tanks with storage volume V, expressed in litres, shall not exceed the following limit:
16,66 + 8,33 × V 0,4 Watts

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Source: https://www.legislation.gov.uk/eur/2013/814/annex/II/division/2/division/2.1 (the official version)
Page: https://openlegislation.uk/eu-regulation-2013-814/annex-II/division-2/division-2.1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.